Patents Examined by Michael R. Tierney
  • Patent number: 5358667
    Abstract: A conditioning shampoo composition comprising: (a) an anionic cleansing surfactant, such as an alkyl ether sulfate or an alkyl sulfate, like sodium lauryl ether sulfate or ammonium lauryl sulfate; (b) a water-insoluble conditioning agent, such as a silicone compound or a hydrocarbon compound, like a polydimethylsiloxane; (c) an emulsifying composition comprising (i) a polyhydric compound, such as a glycol, a triol or a polyol, and (ii) a hydrophilic quaternary ammonium compound, such as a quaternary ammonium compound including a fatty amidoalkyl substituent, like a long chain alkamidopropyl quaternary ammonium chloride; and (d) a suspending agent, in (e) a suitable carrier, that effectively resists phase separation and that cleanses the hair and imparts improved wet stage and improved dry stage conditioning properties to the hair in a single application of the composition is disclosed.
    Type: Grant
    Filed: November 12, 1993
    Date of Patent: October 25, 1994
    Assignee: Helene Curtis, Inc.
    Inventor: Wolfgang Bergmann
  • Patent number: 5281357
    Abstract: The present invention relates to a protease containing heavy duty liquid composition comprising(a) a capsule which comprises a non-proteolytic enzyme; and(b) a composite polymer which in turn comprises a hydrophilic portion and hydrophobic polymer core particles.
    Type: Grant
    Filed: March 25, 1993
    Date of Patent: January 25, 1994
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Leslie J. Morgan, Michael P. Aronson, Liang S. Tsaur, John F. Hessel, Jack T. McCown